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-rw-r--r--system/helpers/array_helper.php10
-rw-r--r--system/helpers/captcha_helper.php6
-rw-r--r--system/helpers/date_helper.php58
-rw-r--r--system/helpers/directory_helper.php2
-rw-r--r--system/helpers/download_helper.php5
-rw-r--r--system/helpers/email_helper.php4
-rw-r--r--system/helpers/file_helper.php4
-rw-r--r--system/helpers/form_helper.php7
-rw-r--r--system/helpers/html_helper.php30
-rw-r--r--system/helpers/path_helper.php2
-rw-r--r--system/helpers/security_helper.php5
-rw-r--r--system/helpers/text_helper.php3
-rw-r--r--system/helpers/typography_helper.php4
-rw-r--r--system/helpers/url_helper.php66
14 files changed, 81 insertions, 125 deletions
diff --git a/system/helpers/array_helper.php b/system/helpers/array_helper.php
index 6a7c8e3c7..ed2fe3c4a 100644
--- a/system/helpers/array_helper.php
+++ b/system/helpers/array_helper.php
@@ -43,16 +43,16 @@ if ( ! function_exists('element'))
* Element
*
* Lets you determine whether an array index is set and whether it has a value.
- * If the element is empty it returns FALSE (or whatever you specify as the default value.)
+ * If the element is empty it returns NULL (or whatever you specify as the default value.)
*
* @param string
* @param array
* @param mixed
* @return mixed depends on what the array contains
*/
- function element($item, $array, $default = FALSE)
+ function element($item, $array, $default = NULL)
{
- return empty($array[$item]) ? $default : $array[$item];
+ return array_key_exists($item, $array) ? $array[$item] : $default;
}
}
@@ -87,7 +87,7 @@ if ( ! function_exists('elements'))
* @param mixed
* @return mixed depends on what the array contains
*/
- function elements($items, $array, $default = FALSE)
+ function elements($items, $array, $default = NULL)
{
$return = array();
@@ -95,7 +95,7 @@ if ( ! function_exists('elements'))
foreach ($items as $item)
{
- $return[$item] = isset($array[$item]) ? $array[$item] : $default;
+ $return[$item] = array_key_exists($item, $array) ? $array[$item] : $default;
}
return $return;
diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php
index 4676b2a65..3aac14db8 100644
--- a/system/helpers/captcha_helper.php
+++ b/system/helpers/captcha_helper.php
@@ -32,7 +32,7 @@
* @subpackage Helpers
* @category Helpers
* @author EllisLab Dev Team
- * @link http://codeigniter.com/user_guide/helpers/xml_helper.html
+ * @link http://codeigniter.com/user_guide/helpers/captcha_helper.html
*/
// ------------------------------------------------------------------------
@@ -80,8 +80,7 @@ if ( ! function_exists('create_captcha'))
$current_dir = @opendir($img_path);
while ($filename = @readdir($current_dir))
{
- if ($filename !== '.' && $filename !== '..' && $filename !== 'index.html'
- && (str_replace('.jpg', '', $filename) + $expiration) < $now)
+ if (substr($filename, -4) === '.jpg' && (str_replace('.jpg', '', $filename) + $expiration) < $now)
{
@unlink($img_path.$filename);
}
@@ -186,7 +185,6 @@ if ( ! function_exists('create_captcha'))
}
}
-
// Create the border
imagerectangle($im, 0, 0, $img_width - 1, $img_height - 1, $border_color);
diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index fc790c585..a792f09a2 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -117,26 +117,37 @@ if ( ! function_exists('standard_date'))
*
* Returns a date formatted according to the submitted standard.
*
+ * As of PHP 5.2, the DateTime extension provides constants that
+ * serve for the exact same purpose and are used with date().
+ * Due to that, this function is DEPRECATED and should be removed
+ * in CodeIgniter 3.1+.
+ *
+ * Here are two examples of how you should replace it:
+ *
+ * date(DATE_RFC822, now()); // default
+ * date(DATE_W3C, $time); // a different format and time
+ *
+ * Reference: http://www.php.net/manual/en/class.datetime.php#datetime.constants.types
+ *
+ * @deprecated
* @param string the chosen format
* @param int Unix timestamp
* @return string
*/
- function standard_date($fmt = 'DATE_RFC822', $time = '')
+ function standard_date($fmt = 'DATE_RFC822', $time = NULL)
{
- $formats = array(
- 'DATE_ATOM' => '%Y-%m-%dT%H:%i:%s%O',
- 'DATE_COOKIE' => '%l, %d-%M-%y %H:%i:%s UTC',
- 'DATE_ISO8601' => '%Y-%m-%dT%H:%i:%s%O',
- 'DATE_RFC822' => '%D, %d %M %y %H:%i:%s %O',
- 'DATE_RFC850' => '%l, %d-%M-%y %H:%i:%s UTC',
- 'DATE_RFC1036' => '%D, %d %M %y %H:%i:%s %O',
- 'DATE_RFC1123' => '%D, %d %M %Y %H:%i:%s %O',
- 'DATE_RFC2822' => '%D, %d %M %Y %H:%i:%s %O',
- 'DATE_RSS' => '%D, %d %M %Y %H:%i:%s %O',
- 'DATE_W3C' => '%Y-%m-%dT%H:%i:%s%O'
- );
-
- return isset($formats[$fmt]) ? mdate($formats[$fmt], $time) : FALSE;
+ if (empty($time))
+ {
+ $time = now();
+ }
+
+ // Procedural style pre-defined constants from the DateTime extension
+ if (strpos($fmt, 'DATE_') !== 0 OR defined($fmt) === FALSE)
+ {
+ return FALSE;
+ }
+
+ return date(constant($fmt), $time);
}
}
@@ -564,22 +575,7 @@ if ( ! function_exists('timezone_menu'))
$menu .= ' class="'.$class.'"';
}
- // Generate a string from the attributes submitted, if any
- if (is_array($attributes))
- {
- $atts = '';
- foreach ($attributes as $key => $val)
- {
- $atts .= ' '.$key.'="'.$val.'"';
- }
- $attributes = $atts;
- }
- elseif (is_string($attributes) && strlen($attributes) > 0)
- {
- $attributes = ' '.$attributes;
- }
-
- $menu .= $attributes.">\n";
+ $menu .= _stringify_attributes($attributes).">\n";
foreach (timezones() as $key => $val)
{
diff --git a/system/helpers/directory_helper.php b/system/helpers/directory_helper.php
index e7d3b5e8a..7d6b6770e 100644
--- a/system/helpers/directory_helper.php
+++ b/system/helpers/directory_helper.php
@@ -62,7 +62,7 @@ if ( ! function_exists('directory_map'))
while (FALSE !== ($file = readdir($fp)))
{
// Remove '.', '..', and hidden files [optional]
- if ( ! trim($file, '.') OR ($hidden === FALSE && $file[0] === '.'))
+ if ($file === '.' OR $file === '..' OR ($hidden === FALSE && $file[0] === '.'))
{
continue;
}
diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php
index 09c4de578..0232adfe4 100644
--- a/system/helpers/download_helper.php
+++ b/system/helpers/download_helper.php
@@ -95,7 +95,10 @@ if ( ! function_exists('force_download'))
}
// Clean output buffer
- ob_clean();
+ if (ob_get_level() !== 0)
+ {
+ ob_clean();
+ }
// Generate the server headers
header('Content-Type: '.$mime);
diff --git a/system/helpers/email_helper.php b/system/helpers/email_helper.php
index 0516e938a..2a63b36c9 100644
--- a/system/helpers/email_helper.php
+++ b/system/helpers/email_helper.php
@@ -45,9 +45,9 @@ if ( ! function_exists('valid_email'))
* @param string
* @return bool
*/
- function valid_email($address)
+ function valid_email($email)
{
- return (bool) preg_match('/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix', $address);
+ return (bool) filter_var($email, FILTER_VALIDATE_EMAIL);
}
}
diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php
index 7270ee32c..e68bb7f7a 100644
--- a/system/helpers/file_helper.php
+++ b/system/helpers/file_helper.php
@@ -32,7 +32,7 @@
* @subpackage Helpers
* @category Helpers
* @author EllisLab Dev Team
- * @link http://codeigniter.com/user_guide/helpers/file_helpers.html
+ * @link http://codeigniter.com/user_guide/helpers/file_helper.html
*/
// ------------------------------------------------------------------------
@@ -124,7 +124,7 @@ if ( ! function_exists('delete_files'))
{
delete_files($path.DIRECTORY_SEPARATOR.$filename, $del_dir, $level + 1, $htdocs);
}
- elseif ($htdocs === TRUE && ! preg_match('/^(\.htaccess|index\.(html|htm|php)|web\.config)$/i', $filename))
+ elseif ($htdocs !== TRUE OR ! preg_match('/^(\.htaccess|index\.(html|htm|php)|web\.config)$/i', $filename))
{
@unlink($path.DIRECTORY_SEPARATOR.$filename);
}
diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php
index 0c5d55037..1bccac35c 100644
--- a/system/helpers/form_helper.php
+++ b/system/helpers/form_helper.php
@@ -340,8 +340,13 @@ if ( ! function_exists('form_dropdown'))
{
$key = (string) $key;
- if (is_array($val) && ! empty($val))
+ if (is_array($val))
{
+ if (empty($val))
+ {
+ continue;
+ }
+
$form .= '<optgroup label="'.$key."\">\n";
foreach ($val as $optgroup_key => $optgroup_val)
diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php
index 68ce70248..2372e8174 100644
--- a/system/helpers/html_helper.php
+++ b/system/helpers/html_helper.php
@@ -51,7 +51,7 @@ if ( ! function_exists('heading'))
*/
function heading($data = '', $h = '1', $attributes = '')
{
- return '<h'.$h.($attributes !== '' ? ' ' : '').$attributes.'>'.$data.'</h'.$h.'>';
+ return '<h'.$h._stringify_attributes($attributes).'>'.$data.'</h'.$h.'>';
}
}
@@ -119,23 +119,8 @@ if ( ! function_exists('_list'))
// Set the indentation based on the depth
$out = str_repeat(' ', $depth);
- // Were any attributes submitted? If so generate a string
- if (is_array($attributes))
- {
- $atts = '';
- foreach ($attributes as $key => $val)
- {
- $atts .= ' '.$key.'="'.$val.'"';
- }
- $attributes = $atts;
- }
- elseif (is_string($attributes) && strlen($attributes) > 0)
- {
- $attributes = ' '.$attributes;
- }
-
// Write the opening list tag
- $out .= '<'.$type.$attributes.">\n";
+ $out .= '<'.$type._stringify_attributes($attributes).">\n";
// Cycle through the list elements. If an array is
// encountered we will recursively call _list()
@@ -191,9 +176,10 @@ if ( ! function_exists('img'))
*
* @param mixed
* @param bool
+ * @param mixed
* @return string
*/
- function img($src = '', $index_page = FALSE)
+ function img($src = '', $index_page = FALSE, $attributes = '')
{
if ( ! is_array($src) )
{
@@ -229,7 +215,7 @@ if ( ! function_exists('img'))
}
}
- return $img.'/>';
+ return $img._stringify_attributes($attributes).' />';
}
}
@@ -242,9 +228,9 @@ if ( ! function_exists('doctype'))
*
* Generates a page document type declaration
*
- * Valid options are xhtml-11, xhtml-strict, xhtml-trans, xhtml-frame,
- * html4-strict, html4-trans, and html4-frame. Values are saved in the
- * doctypes config file.
+ * Examples of valid options: html5, xhtml-11, xhtml-strict, xhtml-trans,
+ * xhtml-frame, html4-strict, html4-trans, and html4-frame.
+ * All values are saved in the doctypes config file.
*
* @param string type The doctype to be generated
* @return string
diff --git a/system/helpers/path_helper.php b/system/helpers/path_helper.php
index fec4a1a10..166fef065 100644
--- a/system/helpers/path_helper.php
+++ b/system/helpers/path_helper.php
@@ -32,7 +32,7 @@
* @subpackage Helpers
* @category Helpers
* @author EllisLab Dev Team
- * @link http://codeigniter.com/user_guide/helpers/xml_helper.html
+ * @link http://codeigniter.com/user_guide/helpers/path_helper.html
*/
// ------------------------------------------------------------------------
diff --git a/system/helpers/security_helper.php b/system/helpers/security_helper.php
index 7968f9e9f..5ecc960bc 100644
--- a/system/helpers/security_helper.php
+++ b/system/helpers/security_helper.php
@@ -108,7 +108,8 @@ if ( ! function_exists('strip_image_tags'))
*/
function strip_image_tags($str)
{
- return preg_replace(array('#<img\s+.*?src\s*=\s*["\'](.+?)["\'].*?\>#', '#<img\s+.*?src\s*=\s*(.+?).*?\>#'), '\\1', $str);
+ $CI =& get_instance();
+ return $CI->security->strip_image_tags($str);
}
}
@@ -124,7 +125,7 @@ if ( ! function_exists('encode_php_tags'))
*/
function encode_php_tags($str)
{
- return str_replace(array('<?', '?>'), array('&lt;?', '?&gt;'), $str);
+ return str_replace(array('<?', '?>'), array('&lt;?', '?&gt;'), $str);
}
}
diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php
index 8a1f01b51..b592f3cc0 100644
--- a/system/helpers/text_helper.php
+++ b/system/helpers/text_helper.php
@@ -89,7 +89,8 @@ if ( ! function_exists('character_limiter'))
return $str;
}
- $str = preg_replace('/\s+/', ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str));
+ // a bit complicated, but faster than preg_replace with \s+
+ $str = preg_replace('/ {2,}/', ' ', str_replace(array("\r", "\n", "\t", "\x0B", "\x0C"), ' ', $str));
if (strlen($str) <= $n)
{
diff --git a/system/helpers/typography_helper.php b/system/helpers/typography_helper.php
index af9d16a89..9dbba0679 100644
--- a/system/helpers/typography_helper.php
+++ b/system/helpers/typography_helper.php
@@ -65,11 +65,11 @@ if ( ! function_exists('auto_typography'))
* @param bool whether to reduce multiple instances of double newlines to two
* @return string
*/
- function auto_typography($str, $strip_js_event_handlers = TRUE, $reduce_linebreaks = FALSE)
+ function auto_typography($str, $reduce_linebreaks = FALSE)
{
$CI =& get_instance();
$CI->load->library('typography');
- return $CI->typography->auto_typography($str, $strip_js_event_handlers, $reduce_linebreaks);
+ return $CI->typography->auto_typography($str, $reduce_linebreaks);
}
}
diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
index 40ce807df..b1f5eccf1 100644
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -165,7 +165,7 @@ if ( ! function_exists('anchor'))
if ($attributes !== '')
{
- $attributes = _parse_attributes($attributes);
+ $attributes = _stringify_attributes($attributes);
}
return '<a href="'.$site_url.'"'.$attributes.'>'.$title.'</a>';
@@ -221,10 +221,10 @@ if ( ! function_exists('anchor_popup'))
unset($attributes[$key]);
}
- $attributes = empty($attributes) ? '' : _parse_attributes($attributes);
+ $attributes = _stringify_attributes($attributes);
return '<a href="'.$site_url
- .'" onclick="window.open(\''.$site_url."', '".$window_name."', '"._parse_attributes($atts, TRUE)."'); return false;\""
+ .'" onclick="window.open(\''.$site_url."', '".$window_name."', '"._stringify_attributes($atts, TRUE)."'); return false;\""
.$attributes.'>'.$title.'</a>';
}
}
@@ -250,7 +250,7 @@ if ( ! function_exists('mailto'))
$title = $email;
}
- return '<a href="mailto:'.$email.'"'._parse_attributes($attributes).'>'.$title.'</a>';
+ return '<a href="mailto:'.$email.'"'._stringify_attributes($attributes).'>'.$title.'</a>';
}
}
@@ -526,7 +526,7 @@ if ( ! function_exists('redirect'))
* @param int
* @return string
*/
- function redirect($uri = '', $method = 'auto', $http_response_code = 302)
+ function redirect($uri = '', $method = 'auto', $code = NULL)
{
if ( ! preg_match('#^https?://#i', $uri))
{
@@ -534,65 +534,31 @@ if ( ! function_exists('redirect'))
}
// IIS environment likely? Use 'refresh' for better compatibility
- if (DIRECTORY_SEPARATOR !== '/' && $method === 'auto')
+ if ($method === 'auto' && isset($_SERVER['SERVER_SOFTWARE']) && strpos($_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS') !== FALSE)
{
$method = 'refresh';
}
+ elseif ($method !== 'refresh' && (empty($code) OR ! is_numeric($code)))
+ {
+ // Reference: http://en.wikipedia.org/wiki/Post/Redirect/Get
+ $code = (isset($_SERVER['REQUEST_METHOD'], $_SERVER['SERVER_PROTOCOL'])
+ && $_SERVER['REQUEST_METHOD'] === 'POST'
+ && $_SERVER['SERVER_PROTOCOL'] === 'HTTP/1.1')
+ ? 303 : 302;
+ }
- switch($method)
+ switch ($method)
{
case 'refresh':
header('Refresh:0;url='.$uri);
break;
default:
- header('Location: '.$uri, TRUE, $http_response_code);
+ header('Location: '.$uri, TRUE, $code);
break;
}
exit;
}
}
-// ------------------------------------------------------------------------
-
-if ( ! function_exists('_parse_attributes'))
-{
- /**
- * Parse out the attributes
- *
- * Some of the functions use this
- *
- * @param array
- * @param bool
- * @return string
- */
- function _parse_attributes($attributes, $javascript = FALSE)
- {
- if (is_string($attributes))
- {
- return ($attributes !== '') ? ' '.$attributes : '';
- }
-
- $att = '';
- foreach ($attributes as $key => $val)
- {
- if ($javascript === TRUE)
- {
- $att .= $key.'='.$val.',';
- }
- else
- {
- $att .= ' '.$key.'="'.$val.'"';
- }
- }
-
- if ($javascript === TRUE && $att !== '')
- {
- return substr($att, 0, -1);
- }
-
- return $att;
- }
-}
-
/* End of file url_helper.php */
/* Location: ./system/helpers/url_helper.php */ \ No newline at end of file
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-07-13 12:38:43 +0200